Skip to main content
Texas Instruments TCA9554ADBQR

Texas Instruments TCA9554ADBQR

MPNTCA9554ADBQR
End of Life

IC I/O EXPANDER I2C 8BIT 16SSOP

$1.81560Price · pay online now
Buy Now

$1.82 / ea

21 in stock — maximum per order · 3–4 days lead time

$1.50 / ea from 10 pcs

Packaging16-SSOP (0.154", 3.90mm Width)
RoHSROHS3 Compliant
Independent supplier — new & surplus stockAuthenticity-screened · ESD-safe packingListing updated Sep 2026

Specifications

TCA9554ADBQR specifications
ParameterValue
Output typePush-Pull
MountingSurface Mount
Supply voltage1.65V ~ 5.5V
Clock frequency400 kHz
InterfaceI²C, SMBus
Operating temperature-40°C ~ 85°C
PackageTape & Reel (TR); Cut Tape (CT)
FeaturesPOR
Number of i (O)8
Case16-SSOP (0.154\", 3.90mm Width)
Interrupt outputYes